Home / 8,988.31-13,483.28-3,441.43

Finding the Fourth Proportional to 8,988.31, 13,483.28 and 3,441.43

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Solution

The fourth proportional to 8,988.31, 13,483.28 and 3,441.43 is: 5,162.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,988.31 : 13,483.28 = 3,441.43 : x
  2. Step 2: Convert to fraction form
    8,988.31/13,483.28 = 3,441.43/x
  3. Step 3: Cross multiply
    8,988.31x = 13,483.28 × 3,441.43
  4. Step 4: Simplify right side
    8,988.31x = 46,401,764.29
  5. Step 5: Solve for x
    x = 46,401,764.29/8,988.31
  6. Step 6: Final answer
    x = 5,162.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.